Metallic back for brake-shoes.



G. S. EVANS.

METALLIC BACK FOR BRAKE SHOES.

APPLICATION TILED MAY6,1913.

Patented Sept. 1, 1914.

dualcc shoes constructed in accordance nith the present Invention. Fig. 2 is a plan il'W UNITED STATES PAEENT OFFICE. I

GEORGE S. EVANS, OF LENOIR CITY TENNESSEE, ASSIGNOR TO AMERICAN BR AKE SHOE & FOUNDRY COMPANY, OF MAH\VAH, NEW'JERSEY, A CORPORATION OF NEW JERSEY.

METALLIC BACK FOR BRAKE-SHOES.

1,109,122. Specification of L Patent Patented Sept. 1 1914.

Application filed May 6, 1913. Serial Np. 765,894.

To all whom it may concern Be it known that I, GEORGE S. lf1vANs, a citizen of the United States, residing at verging outwardly of each other as at 2, while the central part of each arm for the 40 i ma or portion of its'length is corrugated Lenoir City, in the county of Loudon and i as at 3. I State of Tennessee, have invented'new and l The numeral 4v designates a loop dispose uset'ul Improvements in Metallic Backs for i at the central portions of the arms and Burke-Shoes, of which the following is a formed integral with the outer edges there- 45 spocificutlOn. of. Owing to the arms being corrugated This invention relates to improvements the back possesses the maximum strength in metallic backs 0r backing for brake shoes 2 and when embedded in the shoe supports and has particular application to a back of the latter evenly and uniformly, the-divergthis type adapted to be embedded in the 5 ing ends of the arms forming relatively 5c shoe in the casting of the latter. wide anchoring surfaces 'to facilitate in the In carrying out the present invention, equal distribution of the weight of the shoe. it is my purpose to provide a metallic back i \Vhile l have herein shown and described for brake shoes which will be constructed one preferred form of my invention by way in such manner" as to possess thc maximum of illustration, I desire to have it under 55 strength and wearing qualities and which stood that 1 do not limit or confine mysekf will. embrace the desired features of simto the precise details of construction herein plicity, eliiciency and durability, the back described anddelineated, as modificatiom being pi-ci'erably formed from a single sheet and variation may be made within the scope; of metal stamped out and bent into the deof the claim without departing from the; 50 sired formation. spirit of the invention.

1 claim:

With the above and other objects in View, the inventionconsists in the construction. A metallic backing for brake shoes comcombinatiol'i and arrangement of parts here prising a paiizof arms curved longitudinally I inatter set forth in and falling within the and arranged side by side and having the 66 scope of the claim. ventral portions thereof corrugated longitu- In the acron'ipanying drawings: Figure dinally and the opposite end portions flat, 1 is a view in side elevation of a back tor and a. loop connecting: said arms at the central portions thereof and integral with the outer edges of said arms. 70 in testimony whereof l'atlix my signature in presence of two witnesses.

GEORG E 3.. EVANS.

then-oi. and Fig. I, is a cross sectional \iew i through the back. i

Referring now to the arrompanyino di'awl ings in detail, the nuniw'als l. l designate a \i'itnesses: pair ol arms arranged sidehy side and havl GEO. A. NEAL, inf? the opposite end portions thereof (lil H. MC-CANN. 

